人教高中英语人教版（2019）高中英语必修第三册教学课件：Unit 4 Space Exploration Section C(共38张PPT).pptx

UNIT 4 SPACE EXPLORATIONSection C Discovering Useful Structures 核心词汇 词汇一 first of all 首选；第一；最重要；首先教材原句First of all，you must be intelligent enough to get a related college degree.首先，你必须足够聪明来得到一个相关的大学文凭。学法点拨 first of all 一是用来列举事物，二是突出重要性要点必记come first 首先；第一；首先要考虑的 first and foremost 首先；首要的是first and last 从各方面看；完全 first up 第一；首先from the（very）first 从一开始 from first to last 从头至尾；自始至终 at first 起初；起先 题组练领悟方法单句写作（1）（首先），you should improve your spoken English.（2）As a student，（最重要的），should be honest.（3）（首要的是），you must tell me the truth.（4）My son was very strong and didnt turn to me for help （从头至尾）.（5）My parents didnt understand what I meant （起初）.After knowing it，they both supported me.First of all first of all First and foremost from first to last at first 词汇二 recycle vt.回收利用；再利用教材原句In space，astronauts collect all dirty water so as to recycle it for later use.在太空中，宇航员收集所有的污水，以便回收利用。要点必记recycle the waste material 回收废物 recycle paper/glass 回收纸/玻璃 recycled materials 回收的材 recycling n.回收利用词语积累re-可以作动词前缀，表示“又，再，重新”cycle n.循环；周期 recycle v.回收利 用；再利用 place v.放；置 replace vt.取代；放回move v.移动 remove vt.移开；挪走 use vt.使用 reuse vt.再利用 build v.建；建造 rebuild v.重建单句语法填空（1）Making lovely objects using （recycle）and made material.（2）The garbage is then taken away and，if possible，（recycle）.单句写作（3）Paper bags （很容易被循环利用）but require more energy to produce and transport.单句翻译（4）始终正确地处理你的垃圾，并在可能的情况下回收废物。_ recycled recycled are easily recycled Always get rid of your rubbish properly and recycle waste where possible.词汇三 lack（1）n.缺乏；短缺（2）vt.没有；缺乏教材原句Astronauts bones and muscles can get very weak in space due to the lack of gravity，so they need to exercise every day，which will help them stay healthy.由于缺乏重力，宇航员们的骨头和肌肉很容易变得虚弱，所以他们需要每天锻炼来保持健康。要点必记the lack of.缺乏 lack sth.缺乏a lack of 缺少for/because of/through（a）lack of 因为缺乏 be lacking in 缺乏 误区警示 lack 作动词时，是及物动词，其后直接接宾语。lack 作名词时，其后接介词of。单句语法填空（1）The headmaster said that lack of money was a great challenge.（2）Though （lack）money，they managed to send their son to university.（3）My father looks quite tired _lack of sleep.单句写作（4）Health problems are closely connected with bad eating habits and _ （缺乏锻炼）.（5）Although Peter （缺乏经验），the manager asked him to take charge of the project.a lacking for/through a lack of exercise lacked experience 词汇四 otherwise adv.否则；要不然教材原句.everything would float off otherwise.否则所有东西都会飘走。要点必记（1）通常用于“祈使句 otherwise 陈述句”的句型，意为“否则”，相当于or。（2）otherwise 作句子副词时，还常用于引起含蓄型虚拟语气句，表示如果某事没有发生，就会发生另一件事，该句谓语部分多用“would/could+have done”。Study hard next term，otherwise you will fall behind others.下学期努力学习，否则你会落后于其他人的。Bob helped me.Otherwise，I wouldnt have finished the task on time.鲍勃帮助了我。否则我不可能按时完成任务的。单句语法填空（1）Do some exercises as a preparation before you swim._，you might hurt yourself.（2）He must have completed his work _，he wouldnt be enjoying himself by the seaside.（3）We lost our way in that small village.Otherwise we _（visit）more places of interest yesterday.单句写作（4）Thanks for your directions to the house；we wouldnt have found it _（否则）.（5）They got two free tickets to the opening ceremony of the Olympics；_（否则）theyd never have been able to afford to go.Otherwise otherwise would/could have visited otherwise otherwise 词汇五 under control 在的控制下 教材原句During a spacewalk，astronauts have to move slowly so that they can keep their bodies under control.在太空行走中，宇航员不得不慢慢地移动以便他们能控制自己的身体。要点必记out of/beyond control 失去控制 in control of 掌管；控制in/under the control of 在的控制下 take/gain/get control of 控制lose control of 失去控制 get/bring sth.under control 控制某事/某物归纳拓展“under+抽象名词”结构：under discussion 在讨论中 under guarantee 在保质期内 under construction 在建设中under repair 在修理中 under consideration 在考虑中 under examination 在检查中under attack 遭受攻击单句写作（1）Even though the fire is （得到了控制），it is still burning.（2）2019湖南长沙长郡中学高一期中This helps the IOC keep the Olympics budget （得到了控制）.（3）2019江苏南菁高级中学高一第一次段考To my disappointment，his behavior is somewhat （失去控制）.under control under control out of/beyond control 同义句转换（4）At this moment，the problem is being discussed.At this moment，the problem is .（5）The high-speed railway is being built and will be completed at the end of 2019.The high-speed railway is and will be completed at the end of 2019.（6）My car is being repaired.Could you give me a lift?My car is .Could you give me a lift?under discussion under construction under repair 词汇六 beyond prep.在更远处；超出教材原句Sending people to other planets or even beyond the solar system is not an easy goal to be achieved.将人类送往其他行星甚至太阳系之外并不是一个容易实现的目标。要点必记beyond control 失去控制 beyond the reach of 鞭长莫及beyond repair 无法修理 beyond ones power 超出某人的权力beyond doubt 无疑地；确实 beyond belief 难以置信beyond recognition 认不出来 beyond description 难以描述beyond measure 难以衡量 beyond sb.对于某人来说难以理解；对某人来说很难处理单句写作（1）Your shoes are worn and they are （无法修理）.（2）Martin lives in New York，_（鞭长莫及）his parents.（3）Lang Ping is （无疑）an excellent coach in volleyball.单句翻译（4）这个问题他难以理解，所以他向我求助。_（5）罗伯特改变得太大了，以至于他没被认出来。_ beyond repair beyond the reach of beyond doubt The question was beyond him，so he asked me for help.Robert changed so much that he was beyond recognition.词汇七 current（1）adj.当前的；现在的；通用的；流通的（2）n.水流；电流；思潮 教材原句For example，using current technology，it would take over two years to get to the closest planet，Mars，and back.例如，使用目前的技术，需要两年多的时间才能到达最近的行星火星，然后再回来。要点必记the current technology 目前的技术 the current situation 当前的形势 current money 流通货币 current/the latest events 当前事件/最新事件 current affairs 时事 electric current 电流 词语积累currently adv.当前；现时 currency n.通货；货币；支付手段写出句中current 的词性及含义（1）The current situation in the world is a little tense._（2）Strong currents and winds swept their boat out to sea._ 单句语法填空（3）The （currency）situation in that African country is very tense，so youd better not go there.（4）Zhu Ting，one of the most excellent players in China，（current）plays for Tianjin Bohai Bank.单句翻译（5）你能谈谈沙漠的现状吗？_ adj.目前的；现在的 n.水流 current currently Can you say something about the current conditions in the desert?词汇八 figure out 弄懂；弄清楚；弄明白；计算出教材原句Will scientists figure out a way to store sufficient food and water for the long journey?科学家们会想出一种方法来为长途旅行储存足够的食物和水吗？要点必记 figure in 把列入计算 figure that.认为 学法点拨 figure out 后面可接名词、代词作宾语，也可接“疑问词+动词不定式”或宾语从句。归纳拓展break out（战争、灾难等）爆发；发生 bring out 使显示；出版；生产give out 分发；公布；用完；耗尽 come out 出现；出版；结果是make out 勉强看见、听出；理解；弄清楚 look out/watch out 当心；留神turn out 制造；生产；原来是；结果是 work out 算出；想出；制定出；锻炼；解决写出句中figure out 的含义（1）Please help me to figure out my income tax._（2）Im busy now.You should figure out a way to solve the problem._（3）I cant figure out why he gave up the well-paid job._ 单句语法填空（4）I couldnt figure what made our boss so angry at the meeting.（5）We need to study and figure out how _（promote）our products.计算出弄明白 弄清楚 out to promote 用含out 的有关短语填空（6）When the Second World War ，my grandfather was at university.（7）When we climbed to the top of Mount Tai，my legs .（8）The book has been translated into more than 30 languages since it in 1945.（9）It was so foggy that the driver could hardly the way ahead.（10）To keep fit，the famous actress spends about two hours _every day.（11）He said he was a general；but later he _ to be a cheat.（12）While crossing the street，you must _for the cars.broke out gave out came out make out working out turned out look out/watch out 词汇九 sufficient adj.足够的；充足的要点必记sufficient water 充足的水sufficient materials 充足的材料 sufficient time 充足的时间sufficient resources 充足的资源sufficient information 充足的信息be sufficient for 对来说是足够的be sufficient to do sth.足够做某事词语积累sufficiency n.足够；充分sufficiently adv.足够地；充分地单句语法填空（1）The water in this pond is not sufficient watering wheat.（2）Mary _（sufficient）used the chance to learn about Chinese culture when she was in Beijing.单句写作（3）There is （足够的证据证明）that he wasnt connected with the incident.（4）If I have （足够的时间），I will pay a visit to the Forbidden City.for sufficiently sufficient evidence to prove sufficient time 词汇十 keen adj.热衷的；渴望的要点必记dead keen 非常喜欢be keen to do sth.渴望做某事be keen on（doing）sth.热衷于（做）某事take a keen interest in 对有兴趣a keen eye for sth.对某事物有敏锐的眼光a keen mind/brain 灵敏/敏锐的头脑词语积累keenly adv.强烈地；（观察）敏锐地 keenness n.渴望；热衷 单句语法填空（1）There was a time when my daughter was keen pop music.（2）The young player is keen （win）a gold medal in the Olympic Games.（3）My father has always been （keen）interested in politics.单句写作（4）When Jackson was a kid，he _（非常热衷于）drawing.on to win keenly took a keen interest in 重点句式 句式一 It takes sb.some time to do sth.花费某人一些时间做某事。教材原句For example，using the current technology，it would take over two years to get to the closest planet，Mars，and back.例如，使用目前的技术，需要两年多的时间才能到达最近的行星火星，然后再回来。句式分析本句是一个简单句。句中的using.是现在分词短语作状语。句型It takes sb.some time to do sth.表示“花费某人一些时间做某事”。句中的it 是形式主语，真正的主语是后面的不定式短语。归纳拓展spend time/money on sth.在上花费时间/金钱 spend time（in）doing sth.花费时间做某事spend money（on）doing sth.花费金钱做某事 单句语法填空（1）It will take nearly 20 years （bring）the fishs population back to strong levels.（2）It took the workers less than nine years _（complete）the worlds longest sea bridge.（3）Jane Goodall spent more than fifty years （study）the chimps.句型转换（4）The clever boy spent only five minutes working out the difficult question.the clever boy only five minutes the difficult question.to bring to complete studying It tookto work out 单元语法 不定式作状语和定语要点一 不定式作目的状语用法归纳不定式作目的状语，既可位于句首，也可位于句中。词语辨析in order to 与so as to in order to 引出的不定式可置于句首或句中。so as to 引出的不定式只能置于句中而不能置于句首。单句语法填空（1）（find）out more information about the course，please visit the website.（2）We will do whatever we can （help）the victims of the earthquake.（3）（reduce）air pollution，the local government has taken strict measures.To find to help To reduce 要点二 不定式作结果状语用法归纳（1）动词不定式作结果状语时，常用于一 些固定搭配中：so.as to do sth.；such.as to do sth.；.enough to do sth.；too.to do sth.。注意：当too 后跟表示情感的形容词，如ready，pleased，happy 等时，too.to 这一结构不含否定意义，而是“太”。too 前还可用only。（2）动词不定式作结果状语时，常与 only，never 连用，强调结果和失望的情绪。单句语法填空（1）They hurried to the station，only （find）that the train had left.（2）We came to the library after school，only （tell）that it was being decorated.（3）The animals before the earthquake were too nervous （eat）.（4）She was too young _（understand）all that.（5）We are only too pleased （work）together with you.to find to be told to eat to understand to work（6）He is too ready （help）the homeless.（7）We found the stadium big enough （hold）so many people.（8）I hope there are enough books for each student （have）one.（9）Henry was so careless as （make）some spelling mistakes.（10）Would you be so kind （close）the door for me?to help to hold to have to make to close 要点三 不定式作原因状语用法归纳不定式作原因状语主要用在形容词或过去分词后面，表示产生这种情绪的原因。有这样用法的形容词有：able，unable，willing，unwilling，eager，anxious，proud，happy，lucky，fortunate，angry，content，sorry，ready，glad，clever，quick，slow，foolish，considerate，ashamed，surprised，frightened，shocked，delighted，disappointed 等。单句语法填空（1）They are proud _（realize）their dreams.（2）Her friends were very surprised （hear）that they had broken up.（3）Mary was glad （see）his father working in the garden.（4）I am sorry （hear）that you should have given up the good chance.（5）Sandefur was shocked （find）out she had won a MacArthur Fellowship.（6）You are foolish _（leave）your new bike outside without locking it.（7）The European country is willing _（cooperate）with China on its Belt and Road Initiative，known as the BRI.to realized to hear to see to hear to find to have left to cooperate 要点四 不定式的主动形式表被动意义用法归纳当句子中有形容词easy，difficult，light，heavy，comfort，pleasant，hard，dangerous，fit，unfit，interesting，important，necessary 等时，用不定式的主动形式表达被动 意义。To turn to the left,you can find a cinema.=If you turn to the left,you can find a cinema.若向左拐，你能发现一个电影院。单句语法填空（1）Our monitor is easy （get）along with.（2）The problem is very difficult （solve）.（3）The air in the morning is pleasant （breathe）.（4）The book is very interesting （read）.（5）For those who like animals，those dogs are hard （resist）.（6）Scientific information can be difficult _（understand）.to get to solve to breathe to read to resist to understand 要点五 不定式作定语用法归纳不定式作定语时，放在它所修饰的名词或代词之后。（1）动词不定式和它修饰的词之间是动 宾关系。Have you got anything to do this evening?今晚你有事吗？（2）被修饰的词与动词不定式有逻辑上 的主谓关系，这时被修饰的名词常常被first，last，second 以及only 等修饰。sb./sth.be the first/second/third.to do.某人/某物是第一个/第二个/第三个做的（3）动词不定式说明它修饰的名词或代 词的内容，相当于同位语，可以转换为同位语从句。常见的可跟动词不定式作定语的这类名词有：decision，wish，chance，promise，plan，attempt，effort，right（权利），ability，patience，way 等。单句语法填空（1）I have something important （tell）you.（2）I want to get something （read）in the coming summer holidays.（3）My mother had lots of things （deal）with.（4）Miss Liu is a very nice person （work）with.（5）China is the third country in the world （send）men into space.to tell to read to deal to deal to send（6）My sister was the first person （think）of the idea.（7）Lang Ping is the first person in the volleyball （win）an Olympic gold medal as a player and a coach.（8）Could you come up with a better way （solve）the difficult problem?（9）The German girl has the ability （learn）Chinese well.（10）Im willing to work for free if I can get a chance （talk）to Olympians from all over the world in person.（11）Mary had great determination _（achieve）her goal.to think to win to solve to learn to talk to achieve